MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The sample was flagged by ClamAV as Pdf.Phishing.Trojan and an ML classifier returned a high probability of maliciousness. The PDF contains numerous embedded URLs, with the heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' indicating a high density of links pointing to disposable hosting. This suggests the document is designed to direct users to potentially malicious websites, likely for phishing or malware distribution.
Machine Learning
- Nyx PDF Classifier malicious score 0.9948
Heuristics 5
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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Small PDF is a non-clustered link farm on disposable hosting medium PDF_SEO_DISPOSABLE_LINK_FARMSmall PDF contains many clickable external PDF links spread thin across many distinct hosts (no single dominant host), corroborated by a utm_term SEO-redirector link and/or links parked on free/disposable content hosts. This is the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains, rather than a normal document citation pattern. The PDF itself carries no exploit — the risk is the linked destinations.
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External URI info PDF_URIPDF contains an external URL action
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Object number defined twice with different bodies info PDF_DUPLICATE_OBJ_BODY_INCREMENTALThe same indirect object (N G) is defined more than once with different body bytes. First-wins and last-wins readers will resolve different content, which is a parser-confusion shape used by targeted PDFs. Body-only differences are common in benign incremental updates, so severity is raised only when the duplicate carries active content.
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Embedded URL info EMBEDDED_URLOne or more URLs were extracted from the document. The URL itself is not a detection — see the per-URL labels for which channel (macro, JS, link annotation, document body, ...) reached each URL.URL http://jinistudy.com/_UploadFile/Images/file/50135864984.pdf In PDF document text
- https://dom4m.lv/userfiles/files/9940176984.pdfIn PDF document text
- http://tks-forever.com/upload/2021/09/02/file/mebaropufejelezemerakufip.pdfIn PDF document text
- http://sapthagireesyathra.com/userfiles/file/13003813697.pdfIn PDF document text
- http://namlinhchivietnam.net/userfiles/image/file/47567533577.pdfIn PDF document text
- http://goodlife88.com/uploads/files/jovuvupibesav.pdfIn PDF document text
- http://cleversystems.ru/userfiles/file/66909564640.pdfIn PDF document text
- http://mediaworld.pro/ckfinder/userfiles/files/41256409904.pdfIn PDF document text
- http://gyogytornasziget.hu/uploads/files/93287331654.pdfIn PDF document text
- http://thrifty-uy.com/files/others/rurawaniwajusuvip.pdfIn PDF document text
- http://skupka23.ru/upload/m/xuwuvebafimejisuwobuwedel.pdfIn PDF document text
- http://www.fattyweng.com.sg/wp-content/plugins/formcraft/file-upload/server/content/files/1613c1d576f7fc---40678687386.pdfIn PDF document text
- https://astoraccessories.com/uploads/ckfinder/files/10223587917.pdfIn PDF document text
- https://polnische-zaune.de/userfiles/file/98651368367.pdfIn PDF document text
- http://greenbrier101.com/userimages/xudirezatolefo.pdfIn PDF document text
- http://utuin.net/files/fckeditor/file/23444846568.pdfIn PDF document text
- http://chiron-ventures.com/chiron/home/img/upload/files/2109030603424748725en6a.pdfIn PDF document text
- http://bonfiremadigan.com/uploads/fckeditor/file/borejubefefuj.pdfIn PDF document text
- http://flapboxes.com/userfiles/files/52842206216.pdfIn PDF document text
- http://guojingmall.com/userfiles/file///fepeveb.pdfIn PDF document text
- http://tekizolasyon.com/ckfinder/userfiles/files/sutifemijubapebifu.pdfIn PDF document text
- http://ylphs.com/ckfinder/userfiles/files/vosowumufomorokabipep.pdfIn PDF document text
- http://air-separation-supplier.com/d/files/zanozujewofivalevabuxined.pdfIn PDF document text
- http://daydeothe.vn/rich_editor/file/pivapo.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/YTWXjIUwRh0/uplcv?utm_term=pes+play+storePDF link annotation
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000b159.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB159 | 15648 bytes |
SHA-256: 6f0148989da51fa4f889dfaa9e49190dae2f64cf4566c1128c58278fd1dfcfb4 |
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font_01_sfnt_off0000d918.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD918 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000f12f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF12F | 10164 bytes |
SHA-256: 81f639dc71df5a2504b01d5fcf438dd567eff3aa7c65c646bc893ad274efee3a |
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